background

(UA) United Airlines 4040 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
62%
Late
0
0%
Very Late
1
8%
Excessive
1
8%
Cancelled
3
23%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
2
Codeshares
13
Average Delay (min.)
90
Standard Deviation
76.4
Min
0
Max
144

UA 4040 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 62%
Average Delay Time 90 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 6% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 62%
This flight has an on-time performance of 62%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 90 min
This flight has an average delay of 90 minutes with a standard deviation of 76.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.

Other Stops for UA 4040